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<h1>LecteurPhraseSimple.h</h1>  </div>
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<a href="LecteurPhraseSimple_8h.html">Aller à la documentation de ce fichier.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="preprocessor">#ifndef LECTEURPHRASESIMPLE_H_</span>
<a name="l00002"></a>00002 <span class="preprocessor"></span><span class="preprocessor">#define LECTEURPHRASESIMPLE_H_</span>
<a name="l00003"></a>00003 <span class="preprocessor"></span>
<a name="l00004"></a>00004 <span class="preprocessor">#include &quot;<a class="code" href="LecteurSymbole_8h.html">LecteurSymbole.h</a>&quot;</span>
<a name="l00005"></a>00005 
<a name="l00006"></a><a class="code" href="classLecteurPhraseSimple.html">00006</a> <span class="keyword">class </span><a class="code" href="classLecteurPhraseSimple.html">LecteurPhraseSimple</a> {
<a name="l00007"></a>00007 <span class="keyword">public</span>:
<a name="l00008"></a>00008     <a class="code" href="classLecteurPhraseSimple.html#a15919c0a82a04058b82a7dc539ebd77b">LecteurPhraseSimple</a>(<span class="keywordtype">string</span> nomFich); <span class="comment">// Construit un lecteur de phrase pour vérifier</span>
<a name="l00009"></a>00009                                          <span class="comment">// la syntaxe du programme dans le fichier nomFich</span>
<a name="l00010"></a>00010 
<a name="l00011"></a>00011     <span class="keywordtype">void</span> <a class="code" href="classLecteurPhraseSimple.html#a77a6312b174e5775d651a5c763cabece">analyse</a>();   <span class="comment">// Si le contenu du fichier est conforme à la grammaire,</span>
<a name="l00012"></a>00012                       <span class="comment">// cette méthode se termine normalement et affiche un message &quot;Syntaxe correcte&quot;.</span>
<a name="l00013"></a>00013                       <span class="comment">// Sinon, le programme sera interrompu (exit).</span>
<a name="l00014"></a>00014                 
<a name="l00015"></a>00015 <span class="keyword">private</span>:
<a name="l00016"></a>00016     <a class="code" href="classLecteurSymbole.html">LecteurSymbole</a> ls;  <span class="comment">// le lecteur de symboles utilisé pour lyser le fichier                </span>
<a name="l00017"></a>00017 
<a name="l00018"></a>00018     <span class="comment">// implémentation de la grammaire</span>
<a name="l00019"></a>00019     <span class="keywordtype">void</span> programme();   <span class="comment">//   &lt;programme&gt; ::= debut &lt;seqInst&gt; fin &lt;EOF&gt;</span>
<a name="l00020"></a>00020     <span class="keywordtype">void</span> seqInst();         <span class="comment">//     &lt;seq_ins&gt; ::= &lt;inst&gt; ; { &lt;inst&gt; ; }</span>
<a name="l00021"></a>00021     <span class="keywordtype">void</span> inst();            <span class="comment">//        &lt;inst&gt; ::= &lt;affectation&gt; | &lt;instSi&gt; | &lt;instTq&gt; | &lt;instRepeter&gt;</span>
<a name="l00022"></a>00022     <span class="keywordtype">void</span> affectation(); <span class="comment">// &lt;affectation&gt; ::= &lt;variable&gt; = &lt;expression&gt;</span>
<a name="l00023"></a>00023     <span class="keywordtype">void</span> expression();  <span class="comment">//  &lt;expression&gt; ::= &lt;terme&gt; { &lt;opAdd&gt; &lt;terme&gt; }</span>
<a name="l00024"></a>00024     <span class="keywordtype">void</span> facteur();     <span class="comment">// &lt;facteur&gt; ::= &lt;entier&gt;  |  &lt;variable&gt;  |  &lt;opUnaire&gt; &lt;expBool&gt; |  ( &lt;expBool&gt; )</span>
<a name="l00025"></a>00025     <span class="keywordtype">void</span> relation();    <span class="comment">// &lt;relation&gt; ::= &lt;expression&gt; { &lt;opRel&gt; &lt;relation&gt;}</span>
<a name="l00026"></a>00026     <span class="keywordtype">void</span> expBool();     <span class="comment">// &lt;relation&gt; ::= &lt;relation&gt; { &lt;opBool&gt; &lt;relation&gt;}  </span>
<a name="l00027"></a>00027     <span class="keywordtype">void</span> opRel();       <span class="comment">// &lt;opRel&gt; ::= == | != | &lt; | &lt;= | &gt; | &gt;=</span>
<a name="l00028"></a>00028     <span class="keywordtype">void</span> opUnaire();    <span class="comment">// &lt;opUnaire&gt; ::= - | non</span>
<a name="l00029"></a>00029     <span class="keywordtype">void</span> opEt();      <span class="comment">// &lt;opEt&gt; ::= et </span>
<a name="l00030"></a>00030     <span class="keywordtype">void</span> opOu();        <span class="comment">// &lt;opOu&gt; ::= ou</span>
<a name="l00031"></a>00031     <span class="keywordtype">void</span> terme();   <span class="comment">// &lt;terme&gt; ::= &lt;facteur&gt; { &lt;opMult&gt; &lt;facteur&gt; }</span>
<a name="l00032"></a>00032     <span class="keywordtype">void</span> opAdd();   <span class="comment">//  &lt;opAdd&gt;  ::= + | -  </span>
<a name="l00033"></a>00033     <span class="keywordtype">void</span> opMult(); <span class="comment">// &lt;opMult&gt; ::= *  | /</span>
<a name="l00034"></a>00034     <span class="keywordtype">void</span> instSi(); <span class="comment">// si ( &lt;expBool&gt; ) &lt;seqInst&gt; { sinonsi ( &lt;expBool&gt; ) &lt;seqInst&gt; }</span>
<a name="l00035"></a>00035                   <span class="comment">//     [ sinon &lt;seqInst&gt; ] finsi</span>
<a name="l00036"></a>00036     
<a name="l00037"></a>00037     <span class="keywordtype">void</span> instTq(); <span class="comment">// tantque ( &lt;expBool&gt; ) &lt;seqInst&gt; fintantque</span>
<a name="l00038"></a>00038     <span class="keywordtype">void</span> instRepeter(); <span class="comment">// repeter &lt;seqInst&gt; jusqua ( &lt;expBool&gt; )</span>
<a name="l00039"></a>00039     <span class="keywordtype">void</span> instLire(); <span class="comment">// &lt;instLire&gt; ::= lire(&lt;variable&gt;)</span>
<a name="l00040"></a>00040     <span class="keywordtype">void</span> instEcrire(); <span class="comment">// &lt; instEcrire&gt; ::= ecrire(&lt;expression&gt; | &lt;chaine&gt; )</span>
<a name="l00041"></a>00041     <span class="keywordtype">void</span> instPour(); <span class="comment">// &lt;instPour&gt; ::= pour(&lt;affectation&gt;;&lt;relation&gt;;&lt;affectation&gt;)</span>
<a name="l00042"></a>00042 
<a name="l00043"></a>00043     <span class="comment">// outils pour se simplifier l&#39;analyse syntaxique</span>
<a name="l00044"></a>00044     <span class="keywordtype">void</span> testerSymCour (<span class="keywordtype">string</span> ch);  <span class="comment">// si symbole courant != ch, erreur : on arrete le programme, sinon rien</span>
<a name="l00045"></a>00045     <span class="keywordtype">void</span> sauterSymCour (<span class="keywordtype">string</span> ch);  <span class="comment">// si symbole courant == ch, on passe au symbole suivant, sinon erreur : on arrete</span>
<a name="l00046"></a>00046     <span class="keywordtype">void</span> erreur (<span class="keywordtype">string</span> mess);      <span class="comment">// affiche les message d&#39;erreur mess et arrete le programme  </span>
<a name="l00047"></a>00047 };
<a name="l00048"></a>00048 
<a name="l00049"></a>00049 <span class="preprocessor">#endif </span><span class="comment">/* LECTEURPHRASESIMPLE_H_ */</span>
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<hr class="footer"/><address class="footer"><small>Généré le Thu Jan 5 2012 10:30:28 pour Interpréteur par&nbsp;
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